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mips: octeon: ebb7304: Add support for some I2C devices 

This patch adds support for the following I2C devices connected to
I2C bus 0 on the Octeon EBB7304:
- Dallas DS1337 RTC
- TLV EEPROM

Signed-off-by: Aaron Williams <awilliams@marvell.com>
Signed-off-by: Stefan Roese <sr@denx.de>
Cc: Chandrakala Chavva <cchavva@marvell.com>
Cc: Daniel Schwierzeck <daniel.schwierzeck@gmail.com>
This commit is contained in:
Aaron Williams 2021-04-07 09:12:40 +02:00 committed by Daniel Schwierzeck
parent 7f0aa48d86
commit b1d9554e05
2 changed files with 15 additions and 1 deletions
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11
arch/mips/dts/mrvl,octeon-ebb7304.dts
View File

@ -115,6 +115,17 @@
&i2c0 {
u-boot,dm-pre-reloc; /* Needed early for DDR SPD EEPROM */
clock-frequency = <100000>;
rtc@68 {
compatible = "dallas,ds1337";
reg = <0x68>;
};
tlv-eeprom@56 {
compatible = "atmel,24c256", "microchip,24lc256";
reg = <0x56>;
pagesize = <64>;
};
};
&i2c1 {

5
configs/octeon_ebb7304_defconfig
View File

@ -9,7 +9,7 @@ CONFIG_DEBUG_UART_CLOCK=1200000000
CONFIG_ARCH_OCTEON=y
# CONFIG_MIPS_CACHE_SETUP is not set
# CONFIG_MIPS_CACHE_DISABLE is not set
CONFIG_MIPS_RELOCATION_TABLE_SIZE=0x8800
CONFIG_MIPS_RELOCATION_TABLE_SIZE=0xc000
CONFIG_DEBUG_UART=y
CONFIG_OF_BOARD_FIXUP=y
CONFIG_SYS_CONSOLE_INFO_QUIET=y
@ -24,6 +24,7 @@ CONFIG_CMD_PCI=y
CONFIG_CMD_USB=y
CONFIG_CMD_DHCP=y
CONFIG_CMD_PING=y
CONFIG_CMD_RTC=y
CONFIG_CMD_TIME=y
CONFIG_CMD_EXT4=y
CONFIG_CMD_FAT=y
@ -60,6 +61,8 @@ CONFIG_DM_REGULATOR_FIXED=y
CONFIG_RAM=y
CONFIG_RAM_OCTEON=y
CONFIG_RAM_OCTEON_DDR4=y
CONFIG_DM_RTC=y
CONFIG_RTC_DS1307=y
CONFIG_DEBUG_UART_SHIFT=3
CONFIG_DEBUG_UART_ANNOUNCE=y
CONFIG_SYS_NS16550=y